Home / 13,286,136.80-19,929,205.20-13,034,194.40

Finding the Fourth Proportional to 13,286,136.80, 19,929,205.20 and 13,034,194.40

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Solution

The fourth proportional to 13,286,136.80, 19,929,205.20 and 13,034,194.40 is: 19,551,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,136.80 : 19,929,205.20 = 13,034,194.40 : x
  2. Step 2: Convert to fraction form
    13,286,136.80/19,929,205.20 = 13,034,194.40/x
  3. Step 3: Cross multiply
    13,286,136.80x = 19,929,205.20 × 13,034,194.40
  4. Step 4: Simplify right side
    13,286,136.80x = 259,761,134,814,290.88
  5. Step 5: Solve for x
    x = 259,761,134,814,290.88/13,286,136.80
  6. Step 6: Final answer
    x = 19,551,291.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.